| HTML Entity (dec) | ♣ |
| HTML Entity (hex) | ♣ |
| UTF-8 (hex) | 0xe299a3 / 0xe2 0x99 0xa3 (3 bytes) |
| UTF-8 (dec) | 226, 153, 163 (3 bytes) |
| UTF-16-BE (hex) | 0x2663 / 0x26 0x63 (2 bytes) |
| UTF-16-BE (dec) | 38, 99 (2 bytes) |
| UTF-32-BE (hex) | 0x2663 / 0x00 0x00 0x26 0x63 (4 bytes) |
| UTF-32-BE (dec) | 0, 0, 38, 99 (4 bytes) |
| C/C++/Java source code | "\u2663" |
| Python source code | "\u2663" |